<template>
  <div class="app-container app-container drag-container" id="drag-container">
    <el-row :gutter="0">
      <el-col :xs="24" :sm="6" :md="5" :lg="4" class="drag-area" id="drag-area">
        <div style="text-align: center; color: #0fa8e7">数据选择</div>
        <el-input
          style="width: 80%"
          placeholder="输入关键字"
          prefix-icon="el-icon-search"
          v-model="filterText"
        >
        </el-input>

        <el-tree
          class="filter-tree"
          :data="data"
          :props="defaultProps"
          @node-click="handleNodeClick"
          :filter-node-method="filterNode"
          ref="tree"
        ></el-tree>
        <div class="drag-tip" id="drag-tip"></div>
      </el-col>

      <el-col :xs="24" :sm="18" :md="18.7" :lg="20" id="drag-content">
        <el-form
          :model="queryParams"
          ref="queryForm"
          :inline="true"
          v-show="showSearch"
          label-width="68px"
        >
          <el-form-item label="名称" prop="name">
            <el-input
              v-model="queryParams.name"
              placeholder="请输入名称"
              clearable
              size="small"
              @keyup.enter.native="handleQuery"
            />
          </el-form-item>
          <el-form-item label="其他描述" prop="other">
            <el-input
              v-model="queryParams.other"
              placeholder="请输入其他描述"
              clearable
              size="small"
              @keyup.enter.native="handleQuery"
            />
          </el-form-item>
          <el-form-item>
            <el-button
              type="primary"
              icon="el-icon-search"
              size="mini"
              @click="handleQuery"
              >搜索</el-button
            >
            <el-button icon="el-icon-refresh" size="mini" @click="resetQuery"
              >重置</el-button
            >
          </el-form-item>
        </el-form>

        <el-row :gutter="10" class="mb8">
          <el-col :span="1.5">
            <el-button
              type="primary"
              plain
              icon="el-icon-plus"
              size="mini"
              @click="handleAdd"
              v-hasPermi="['paper:paper_type:add']"
              >新增</el-button
            >
          </el-col>
          <el-col :span="1.5">
            <el-button
              type="success"
              plain
              icon="el-icon-edit"
              size="mini"
              :disabled="single"
              @click="handleUpdate"
              v-hasPermi="['paper:paper_type:edit']"
              >修改</el-button
            >
          </el-col>
          <el-col :span="1.5">
            <el-button
              type="danger"
              plain
              icon="el-icon-delete"
              size="mini"
              :disabled="multiple"
              @click="handleDelete"
              v-hasPermi="['paper:paper_type:remove']"
              >删除</el-button
            >
          </el-col>
          <el-col :span="1.5">
            <el-button
              type="warning"
              plain
              icon="el-icon-download"
              size="mini"
              :loading="exportLoading"
              @click="handleExport"
              v-hasPermi="['paper:paper_type:export']"
              >导出</el-button
            >
          </el-col>
          <right-toolbar
            :showSearch.sync="showSearch"
            @queryTable="getList"
          ></right-toolbar>
        </el-row>

        <el-table
          v-loading="loading"
          :data="paper_typeList"
          @selection-change="handleSelectionChange"
        >
          <el-table-column type="selection" width="55" align="center" />
          <!--      <el-table-column label="其他描述" align="center" prop="id" />-->
          <el-table-column label="名称" align="center" prop="name" />
          <el-table-column label=" 创建人" align="center" prop="createBy" />
          <el-table-column
            label="创建时间"
            align="center"
            prop="createTime"
            width="180"
          >
            <template slot-scope="scope">
              <span>{{ parseTime(scope.row.createTime, "{y}-{m}-{d}") }}</span>
            </template>
          </el-table-column>
          <el-table-column label="修改人" align="center" prop="updateBy" />
          <el-table-column
            label="修改时间"
            align="center"
            prop="updateTime"
            width="180"
          >
            <template slot-scope="scope">
              <span>{{ parseTime(scope.row.updateTime, "{y}-{m}-{d}") }}</span>
            </template>
          </el-table-column>
          <el-table-column label="其他描述" align="center" prop="other" />
          <el-table-column
            label="操作"
            align="center"
            class-name="small-padding fixed-width"
          >
            <template slot-scope="scope">
              <el-button
                size="mini"
                type="text"
                icon="el-icon-edit"
                @click="handleUpdate(scope.row)"
                v-hasPermi="['paper:paper_type:edit']"
                >修改</el-button
              >
              <el-button
                size="mini"
                type="text"
                icon="el-icon-delete"
                @click="handleDelete(scope.row)"
                v-hasPermi="['paper:paper_type:remove']"
                >删除</el-button
              >
            </template>
          </el-table-column>
        </el-table>

        <pagination
          v-show="total > 0"
          :total="total"
          :page.sync="queryParams.pageNum"
          :limit.sync="queryParams.pageSize"
          @pagination="getList"
        />
      </el-col>
    </el-row>

    <!-- 添加或修改试卷分类对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入名称" />
        </el-form-item>

        <el-form-item label="其他描述" prop="other">
          <el-input
            type="textarea"
            v-model="form.other"
            placeholder="请输入其他描述"
          />
        </el-form-item>
      </el-form>
      <div slot="footer">
        <el-button @click="submitForm" type="primary">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {
  listPaper_type,
  getPaper_type,
  delPaper_type,
  addPaper_type,
  updatePaper_type,
  exportPaper_type,
} from "@/api/paper/paper_type";

export default {
  name: "Paper_type",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 导出遮罩层
      exportLoading: false,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 试卷分类表格数据
      paper_typeList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        name: null,
        other: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {},
      data: [
        {
          label: "信息工程学院",
          children: [
            {
              label: "数据结构",
            },
            {
              label: "算法",
            },
            {
              label: "操作系统",
            },
          ],
        },
        {
          label: "法学院",
          children: [
            {
              label: "数据结构",
            },
            {
              label: "算法",
            },
            {
              label: "操作系统",
            },
          ],
        },
        {
          label: "土木学院",
          children: [
            {
              label: "数据结构",
            },
            {
              label: "算法",
            },
            {
              label: "操作系统",
            },
          ],
        },
        {
          label: "物理学院",
          children: [
            {
              label: "数据结构",
            },
            {
              label: "算法",
            },
            {
              label: "操作系统",
            },
          ],
        },
        {
          label: "人文学院",
          children: [
            {
              label: "数据结构",
            },
            {
              label: "算法",
            },
            {
              label: "操作系统",
            },
          ],
        },
      ],

      defaultProps: {
        children: "children",
        label: "label",
      },
      filterText: "",
    };
  },
  created() {
    this.getList();
  },
  watch: {
    filterText(val) {
      this.$refs.tree.filter(val);
    },
  },
  methods: {
    handleNodeClick() {
      console.log(this.data);
    },
    filterNode(value, data) {
      if (!value) return true;
      return data.label.indexOf(value) !== -1;
    },
    /** 查询试卷分类列表 */
    getList() {
      this.loading = true;
      listPaper_type(this.queryParams).then((response) => {
        this.paper_typeList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        name: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null,
        other: null,
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map((item) => item.id);
      this.single = selection.length !== 1;
      this.multiple = !selection.length;
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加试卷分类";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids;
      getPaper_type(id).then((response) => {
        this.form = response.data;
        console.log("form: ", this.form);
        this.open = true;
        this.title = "修改试卷分类";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate((valid) => {
        if (valid) {
          if (this.form.id != null) {
            updatePaper_type(this.form).then((response) => {
              this.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addPaper_type(this.form).then((response) => {
              this.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$confirm(
        '是否确认删除试卷分类编号为"' + ids + '"的数据项?',
        "警告",
        {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning",
        }
      )
        .then(function () {
          return delPaper_type(ids);
        })
        .then(() => {
          this.getList();
          this.msgSuccess("删除成功");
        })
        .catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      const queryParams = this.queryParams;
      this.$confirm("是否确认导出所有试卷分类数据项?", "警告", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning",
      })
        .then(() => {
          this.exportLoading = true;
          return exportPaper_type(queryParams);
        })
        .then((response) => {
          this.download(response.msg);
          this.exportLoading = false;
        })
        .catch(() => {});
    },
  },
};
</script>
<style lang="scss">
// .dialog-header {
//   //border-top: 1px solid #e8eaec;
//   margin-bottom: 20px;
//   padding: 8px 8px;
//   background-color: #336666;
//   color: #fffafa;
// }
// .dialog-footer {
//   border-top: 1px solid #336666;
//   padding-top: 5px;
//   text-align: center;
// }
// .sure {
//   background: #336666;
//   color: #fffafa;
// }
</style>
